doi:10.3963/j.issn.1674-6066.2023.03.038悬索桥索夹滑移影响分析骆俊(武汉市城市道路桥隧事务中心,武汉430014)摘要:通过对悬索桥主缆线形、索塔偏位、吊索垂直度、桥面线形的数据分析,评估索夹滑移对结构变位的影响。实测索力对比成桥索力,滑移的吊索索力减少、相邻吊索索力增大。建立有限元模型模拟索夹滑移,分析索夹滑移前后桥梁各构件的受力情况。关键词:悬索桥;索夹滑移;有限元模型;吊索索力InfluenceAnalysisofCableClampSliponSuspensionBridgeLUOJun(WuhanRoadBridgeandTunnelAffairsCenter,Wuhan430014,China)Abstract:Theimpactofcablesliponstructuraldislocationwasassessedbyanalysingdataonthelinearshapeofthesuspensionbridgemaincables,cabletowerdeflection,cableverticalityanddeckalignment.Themeasuredcableforceswerecomparedtothebridgecableforces,withtheslippingcableforcedecreasingandtheadjacentcableforceincreas-ing.Afiniteelementmodelwasdevelopedtosimulatetheslipofthecableclampandanalysetheforcesonthebridgeel-ementsbeforeandaftertheslipofthecableclamp.Keywords:suspensionbridge;cableclampslip;finiteelementmodel;slingforce收稿日期:2023-03-15.作者简介:骆俊(1976-),高级工程师.E-mail:24185718@qq.com1桥梁概况桥梁为单塔双索面自锚式悬索桥,桥梁全长177.5m,跨径组合为2×81m,桥面总宽34.5m,桥面布置为2.5m人行道+2.5m非机动车道+0.5m防撞护栏+2.5m布索区+18....